diff --git a/S7.Net/COTP.cs b/S7.Net/COTP.cs
index 8738aa1..0781709 100644
--- a/S7.Net/COTP.cs
+++ b/S7.Net/COTP.cs
@@ -91,6 +91,7 @@ namespace S7.Net
             /// Reads the full COTP TSDU (Transport service data unit)
             /// See: https://tools.ietf.org/html/rfc905
             /// </summary>
+            /// <param name="stream">The stream to read from</param>
             /// <returns>Data in TSDU</returns>
             public static byte[] Read(Stream stream)
             {
@@ -112,6 +113,7 @@ namespace S7.Net
             /// Reads the full COTP TSDU (Transport service data unit)
             /// See: https://tools.ietf.org/html/rfc905
             /// </summary>
+            /// <param name="stream">The stream to read from</param>
             /// <returns>Data in TSDU</returns>
             public static async Task<byte[]> ReadAsync(Stream stream)
             {                
diff --git a/S7.Net/TPKT.cs b/S7.Net/TPKT.cs
index 74946c9..2b71cec 100644
--- a/S7.Net/TPKT.cs
+++ b/S7.Net/TPKT.cs
@@ -19,7 +19,7 @@ namespace S7.Net
         /// <summary>
         /// Reads a TPKT from the socket
         /// </summary>
-        /// <param name="stream"></param>
+        /// <param name="stream">The stream to read from</param>
         /// <returns>TPKT Instance</returns>
         public static TPKT Read(Stream stream)
         {
@@ -45,7 +45,7 @@ namespace S7.Net
         /// <summary>
         /// Reads a TPKT from the socket Async
         /// </summary>
-        /// <param name="stream">The socket to read from</param>
+        /// <param name="stream">The stream to read from</param>
         /// <returns>Task TPKT Instace</returns>
         public static async Task<TPKT> ReadAsync(Stream stream)
         {